Finding the Fourth Proportional to 149,192,529.75, 204,394,506.63 and 143,600,869.99
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Solution
The fourth proportional to 149,192,529.75, 204,394,506.63 and 143,600,869.99 is: 196,733,904.99
Step by Step Solution
- Step 1: Write the proportion equation
149,192,529.75 : 204,394,506.63 = 143,600,869.99 : x - Step 2: Convert to fraction form
149,192,529.75/204,394,506.63 = 143,600,869.99/x - Step 3: Cross multiply
149,192,529.75x = 204,394,506.63 × 143,600,869.99 - Step 4: Simplify right side
149,192,529.75x = 29,351,228,973,244,824 - Step 5: Solve for x
x = 29,351,228,973,244,824/149,192,529.75 - Step 6: Final answer
x = 196,733,904.99
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.